Solucion XenServer The bootloader for this VM returned an error -- did the VM installation succeed? Unable to find partition containing kernel

Solucion al iniciar la maquina virtual con ERROR : The bootloader for this VM returned an error -- did the VM installation succeed?  Unable to find partition containing kernel

Solo ejecuta

# xe vm-param-set uuid={UUID VM}  HVM-boot-policy="" PV-bootloader=pygrub

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